Equateur Province, Businga, Yakoma, and Bumba territories; Mongbapele along road south of Businga; Momveda around Ngakpo on Dua River north side, across from Gumba; Yakoma Territory, Butu. Ndundusana in north Bumba Territory, south of Butu and at Ndundu-S.
Source:
Ethnologue 2010